What is the equation of an ellipse in standard form, if the major axis is vertical, the center is at (3, -2), the length of major axis is 10, and the length of minor axis is 8?
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Question: What is the equation of a circle with center at (3, -2) and a radius of 5?
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Question: Convert the number 9,500,000,000,000,000,000 to scientific notation.